// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_APP_LIST_SEARCH_HISTORY_DATA_OBSERVER_H_
#define UI_APP_LIST_SEARCH_HISTORY_DATA_OBSERVER_H_

#include "ui/app_list/app_list_export.h"

namespace app_list {

class APP_LIST_EXPORT HistoryDataObserver {
public:
    // Invoked when the data is loaded from underlying store.
    virtual void OnHistoryDataLoadedFromStore() = 0;

protected:
    virtual ~HistoryDataObserver() { }
};

} // namespace app_list

#endif // UI_APP_LIST_SEARCH_HISTORY_DATA_OBSERVER_H_
